PHILIPS HQ488B
Service Manual

Rechargeable shaver HQ 488/A NiMH HQ 488/B NiCd

Domestic Appliances and Personal Care

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The HQ488 shaver can be recharged in 1 hour by means of a �Fly Back Self Oscillating Power supply�. This electronic circuit enables the cell to be charged at 100-240 V, 50/60 Hz. It is possible to have a shave directly from the mains. The green LED only illuminates when the shaver is connected to the mains. The electronic circuit incorporates the following functions and controls: - a 1200 mA Quick Charge supply. - a 35 mA Trickle Charge supply. - a 1.25 V / 2.1 A Dynamic supply when shaving from the mains. - an open cell protection (Vbat >1.8V). - a temperature protection of the cell. (if Tcell - Tamb >7C, charging will switch-over from Quick Charge to Trickle Charge).

100-240 V V

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TECHNICAL DATA Input voltage Motor voltage Cell Cell capacity Charging system Charge indicator Charging time Charging current Shaving heads Comfort control Screwdriver : : : : : : : : 100 - 240 V, 50/60 Hz 1.2 V 1x AA NiMH or NiCd approx. 1000 mAH SOPS 1x green LED approx 1H 1200 mA Quick Charge 35 mA Trickle Charge : HQ4 - 4822 690 30468 : 5 settings : 4822 395 50263

HINTS FOR REPAIRS - Remove the shaving unit, to prevent damages during repairs. - While assembling the shaver the sides panels (item 17) have to be removed. The side panels must be snapped into the body last.

MSH CODING 8851 488 00000 HQ 488

Published by Philips Domestic Appliances and Personal Care

Printed in The Netherlands

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reserved

Subject to modification

4822 729 22003 98/07
PCS 99 510